There are 17 words that start with 'drug'.
| drug | drugs | druggy | 
| drugged | drugget | druggie | 
| druggets | druggier | druggies | 
| drugging | druggist | druggiest | 
| druggists | drugmaker | drugstore | 
| drugmakers | drugstores | |
Note: These 17 words that start with 'drug' are found from the USA & Canada version of the tournament Scrabble word list.